1641012983 has 2 divisors, whose sum is σ = 1641012984. Its totient is φ = 1641012982.

The previous prime is 1641012979. The next prime is 1641013001. The reversal of 1641012983 is 3892101461.

It is a weak prime.

It is an emirp because it is prime and its reverse (3892101461) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1641012983 - 2² = 1641012979 is a prime.

It is a super-2 number, since 2×1641012983² = 5385847220749116578, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1641012973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 820506491 + 820506492.

It is an arithmetic number, because the mean of its divisors is an integer number (820506492).

Almost surely, 2^1641012983 is an apocalyptic number.

1641012983 is a deficient number, since it is larger than the sum of its proper divisors (1).

1641012983 is an equidigital number, since it uses as much as digits as its factorization.

1641012983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 1641012983 is about 40509.4184480597. The cubic root of 1641012983 is about 1179.5164596910.

The spelling of 1641012983 in words is "one billion, six hundred forty-one million, twelve thousand, nine hundred eighty-three".